JRPG module - version 0.0.3 released

-Sample dungeon level expanded, several new monsters added. Also there are
several chests with treasures scattered around the level.
-Added a town level, with shops and no random encounters
-Shops - locations where you can buy or sell items
-Synthesis (aka crafting). You can create new item out of components in a
synthesis store.
-Added potions, which you can use to heal during battle or on field.
Also, you can use healing skills outside battles.
-Reworked character details dialog
-Your characters can defend in battle, doubling their defenses until their next turn